#!/usr/bin/env python
# -*- coding: utf-8 -*-
"""
Author:  LJ
Email:   admin@attacker.club
Time:    2020/2/25 18:19
Description: 
"""
b = b'220 (vsFTPd 3.0.2)\r\n'
print(type(b))
print(str(b,encoding='utf-8'))
#  比特率